[  407.231664] PPP generic driver version 2.4.2
[  407.234464] NET: Registered PF_PPPOX protocol family
[  407.237320] l2tp_core: L2TP core driver, V2.0
[  407.238276] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  411.720516] ppp0: recursion detected
[  412.727767] ppp0: recursion detected